Home / 1,673,511.32-2,309,437.48-909,564.95

Finding the Fourth Proportional to 1,673,511.32, 2,309,437.48 and 909,564.95

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Solution

The fourth proportional to 1,673,511.32, 2,309,437.48 and 909,564.95 is: 1,255,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,673,511.32 : 2,309,437.48 = 909,564.95 : x
  2. Step 2: Convert to fraction form
    1,673,511.32/2,309,437.48 = 909,564.95/x
  3. Step 3: Cross multiply
    1,673,511.32x = 2,309,437.48 × 909,564.95
  4. Step 4: Simplify right side
    1,673,511.32x = 2,100,583,386,024.33
  5. Step 5: Solve for x
    x = 2,100,583,386,024.33/1,673,511.32
  6. Step 6: Final answer
    x = 1,255,195.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.